2,3,3',4,4',5,5'-Heptachlorobiphenyl (189) Back Catalog number: 66189 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675896 2,3-Dichloroaniline, 100 µg/ml, Methanol, 5ml Price on request 97788 Ethyl-t-butyl ether Price on request 19117 EPA Method 625 Base/Neutrals Mix #4 Price on request